document forms 0

Difference between document. forms [0] And getElementByName in JavaScript, getelementbyid First, let's look at an example: Copy codeThe Code is as follows: testtest testtest testtest When document. forms [0] has one or more form forms in the HTML

In many cases, document. forms [0] And getElementByName have no difference in usage. This article details the differences and usage of the two. If you are interested, refer to them. First, let's look at an example: The Code is as follows: When

Introduction For a long time, programmers have used C and C ++ to develop Windows GUI applications. For many of us, this history can be traced back to the Windows 2.0 period. At that time, we used a C-based 16-bit Windows API, even if it only showed

Because each form has different detection items, so I cannot give you 10 thousandCode. You need to build your own detection functions using these elements described in this chapter. I have another example later. You can also refer to it. In this

Because each form has different detection items, I cannot give you 10 thousand code. You need to build your own detection functions using these elements described in this chapter. I have another example later. You can also refer to it. In this

JS Document attributes and Methods document. title // set the document title is equivalent to the title Tag document of HTML. bgColor // set the background color of the page document. fgColor // set the foreground color (text color) document.

A Document Object Model or DOM is an API that defines how to access the objects that constitute a document. W3C defines a standard DOM. Before that, when Netscape browser was a leading browser vendor, Netscape2 and Netscape3 supported a simple DOM,

JS Document attributes and methods. I hope you can understand them to facilitate future application development. Document. title // set the document title equivalent to the title tag of HTML Document. bgColor // set the background color of the

In this chapter, I will introduce some codes used to detect user input. With these codes, you can also write your own detection functions. Because each form has different detection items, I cannot give you 10 thousand code. You need to build your

Document. title // set the document title equivalent to the title tag of HTMLDocument. bgColor // set the background color of the pageDocument. fgColor // set the foreground color (text color)Document. linkColor // The link color that has not been